Bracts subulate to linear-lanceolate, rarely to 1.2 cm, membranous, scarious, or subherbaceous with scarious margin, 1--5-veined, or veinless, or bracts absent.

• 苞片钻形的到线状披针形，很少对1.；2厘米，膜质，干膜质，或近草本具干膜质边缘，1--5脉，或，或苞片无。(5